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@ -1,7 +1,9 @@
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final class UserSelectionVC : BaseVC, UITableViewDataSource {
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final class UserSelectionVC : BaseVC, UITableViewDataSource, UITableViewDelegate {
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private let navBarTitle: String
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private let usersToExclude: Set<String>
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private let completion: (Set<String>) -> Void
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private var selectedUsers: Set<String> = []
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private lazy var users: [String] = {
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var result = ContactUtilities.getAllContacts()
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@ -13,6 +15,7 @@ final class UserSelectionVC : BaseVC, UITableViewDataSource {
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@objc private lazy var tableView: UITableView = {
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let result = UITableView()
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result.dataSource = self
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result.delegate = self
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result.register(UserCell.self, forCellReuseIdentifier: "UserCell")
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result.separatorStyle = .none
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result.backgroundColor = .clear
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@ -22,9 +25,10 @@ final class UserSelectionVC : BaseVC, UITableViewDataSource {
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}()
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// MARK: Lifecycle
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@objc init(with title: String, excluding usersToExclude: Set<String>) {
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@objc init(with title: String, excluding usersToExclude: Set<String>, completion: @escaping (Set<String>) -> Void) {
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self.navBarTitle = title
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self.usersToExclude = usersToExclude
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self.completion = completion
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super.init(nibName: nil, bundle: nil)
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}
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@ -36,6 +40,7 @@ final class UserSelectionVC : BaseVC, UITableViewDataSource {
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setUpGradientBackground()
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setUpNavBarStyle()
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setNavBarTitle(navBarTitle)
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navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .done, target: self, action: #selector(handleDoneButtonTapped))
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view.addSubview(tableView)
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tableView.pin(to: view)
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}
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@ -49,8 +54,24 @@ final class UserSelectionVC : BaseVC, UITableViewDataSource {
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let cell = tableView.dequeueReusableCell(withIdentifier: "UserCell") as! UserCell
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let publicKey = users[indexPath.row]
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cell.publicKey = publicKey
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cell.accessory = .tick(isSelected: false)
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let isSelected = selectedUsers.contains(publicKey)
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cell.accessory = .tick(isSelected: isSelected)
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cell.update()
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return cell
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}
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// MARK: Interaction
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func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
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let publicKey = users[indexPath.row]
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if !selectedUsers.contains(publicKey) { selectedUsers.insert(publicKey) } else { selectedUsers.remove(publicKey) }
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guard let cell = tableView.cellForRow(at: indexPath) as? UserCell else { return }
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let isSelected = selectedUsers.contains(publicKey)
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cell.accessory = .tick(isSelected: isSelected)
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cell.update()
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}
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@objc private func handleDoneButtonTapped() {
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completion(selectedUsers)
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navigationController!.popViewController(animated: true)
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}
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}
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